Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8577583 | Method for operating a glow plug with the engine running | Markus Kernwein | 2013-11-05 |
| 7234430 | Method for heating a glow plug for a diesel engine | Olaf Toedter, Heinz-Georg Schmitz, Andreas Bleil, Hans Houben | 2007-06-26 |